Rachel Entrekin, after placing second at UTMB, questioned the necessity of speedwork for trail racing. She believes volume and hill running can be more effective.

Entrekin's approach, supported by sports science journalist Alex Hutchinson, emphasizes the benefits of hill running. Hutchinson noted that hills can provide similar benefits to speed workouts. Read more trail coverage.

Entrekin's method focuses on building an aerobic engine through volume and hill running, rather than speedwork. She suggests runners prioritize what they feel is most important for their performance. Related: Amazfit Cheetah 2 Ultra: Premium Trail Running Watch.

This original Runner World brief is based on reporting from Canadian Running. Visit the source for its complete reporting, context and any later corrections.